| Company | Timeline | Status | |
| Vso Director • Unreported | 26 Oct 1994←10 Years→7 Oct 2005 | Active | |
| Practical Action Publishing Limited Director • Chemical Engineer | 26 Oct 1992←1 Year 8 Months→28 Jun 1994 | Active | |
| Practical Action Consulting Limited Director • Chemical Engineer | 26 Oct 1992←2 Years 8 Months→10 Jul 1995 | Active | |
| Intermediate Technology Development Group Limited Director • Chemical Engineer | 13 Sep 1992←2 Years 9 Months→30 Jun 1995 | Active | |
